def SDT_ARMBFI : SDTypeProfile<1, 3, [SDTCisVT<0, i32>, SDTCisVT<1, i32>,
SDTCisVT<2, i32>, SDTCisVT<3, i32>]>;
+def SDT_ARMVMAXNM : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisFP<1>, SDTCisFP<2>]>;
+def SDT_ARMVMINNM : SDTypeProfile<1, 2, [SDTCisFP<0>, SDTCisFP<1>, SDTCisFP<2>]>;
+
def SDTBinaryArithWithFlags : SDTypeProfile<2, 2,
[SDTCisSameAs<0, 2>,
SDTCisSameAs<0, 3>,
// Node definitions.
def ARMWrapper : SDNode<"ARMISD::Wrapper", SDTIntUnaryOp>;
-def ARMWrapperDYN : SDNode<"ARMISD::WrapperDYN", SDTIntUnaryOp>;
def ARMWrapperPIC : SDNode<"ARMISD::WrapperPIC", SDTIntUnaryOp>;
def ARMWrapperJT : SDNode<"ARMISD::WrapperJT", SDTIntBinOp>;
def ARMretflag : SDNode<"ARMISD::RET_FLAG", SDTNone,
[SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
-
+def ARMintretflag : SDNode<"ARMISD::INTRET_FLAG", SDT_ARMcall,
+ [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
def ARMcmov : SDNode<"ARMISD::CMOV", SDT_ARMCMov,
[SDNPInGlue]>;
SDT_ARMEH_SJLJ_Longjmp,
[SDNPHasChain, SDNPSideEffect]>;
-def ARMMemBarrier : SDNode<"ARMISD::MEMBARRIER", SDT_ARMMEMBARRIER,
- [SDNPHasChain, SDNPSideEffect]>;
def ARMMemBarrierMCR : SDNode<"ARMISD::MEMBARRIER_MCR", SDT_ARMMEMBARRIER,
[SDNPHasChain, SDNPSideEffect]>;
def ARMPreload : SDNode<"ARMISD::PRELOAD", SDT_ARMPREFETCH,
def ARMtcret : SDNode<"ARMISD::TC_RETURN", SDT_ARMTCRET,
[SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
-
def ARMbfi : SDNode<"ARMISD::BFI", SDT_ARMBFI>;
+def ARMvmaxnm : SDNode<"ARMISD::VMAXNM", SDT_ARMVMAXNM, []>;
+def ARMvminnm : SDNode<"ARMISD::VMINNM", SDT_ARMVMINNM, []>;
+
//===----------------------------------------------------------------------===//
// ARM Instruction Predicate Definitions.
//
def HasV6 : Predicate<"Subtarget->hasV6Ops()">,
AssemblerPredicate<"HasV6Ops", "armv6">;
def NoV6 : Predicate<"!Subtarget->hasV6Ops()">;
+def HasV6M : Predicate<"Subtarget->hasV6MOps()">,
+ AssemblerPredicate<"HasV6MOps",
+ "armv6m or armv6t2">;
def HasV6T2 : Predicate<"Subtarget->hasV6T2Ops()">,
AssemblerPredicate<"HasV6T2Ops", "armv6t2">;
def NoV6T2 : Predicate<"!Subtarget->hasV6T2Ops()">;
def HasV7 : Predicate<"Subtarget->hasV7Ops()">,
AssemblerPredicate<"HasV7Ops", "armv7">;
+def HasV8 : Predicate<"Subtarget->hasV8Ops()">,
+ AssemblerPredicate<"HasV8Ops", "armv8">;
+def PreV8 : Predicate<"!Subtarget->hasV8Ops()">,
+ AssemblerPredicate<"!HasV8Ops", "armv7 or earlier">;
def NoVFP : Predicate<"!Subtarget->hasVFP2()">;
def HasVFP2 : Predicate<"Subtarget->hasVFP2()">,
AssemblerPredicate<"FeatureVFP2", "VFP2">;
AssemblerPredicate<"FeatureVFP3", "VFP3">;
def HasVFP4 : Predicate<"Subtarget->hasVFP4()">,
AssemblerPredicate<"FeatureVFP4", "VFP4">;
+def HasDPVFP : Predicate<"!Subtarget->isFPOnlySP()">,
+ AssemblerPredicate<"!FeatureVFPOnlySP",
+ "double precision VFP">;
+def HasFPARMv8 : Predicate<"Subtarget->hasFPARMv8()">,
+ AssemblerPredicate<"FeatureFPARMv8", "FPARMv8">;
def HasNEON : Predicate<"Subtarget->hasNEON()">,
AssemblerPredicate<"FeatureNEON", "NEON">;
+def HasCrypto : Predicate<"Subtarget->hasCrypto()">,
+ AssemblerPredicate<"FeatureCrypto", "crypto">;
+def HasCRC : Predicate<"Subtarget->hasCRC()">,
+ AssemblerPredicate<"FeatureCRC", "crc">;
def HasFP16 : Predicate<"Subtarget->hasFP16()">,
AssemblerPredicate<"FeatureFP16","half-float">;
def HasDivide : Predicate<"Subtarget->hasDivide()">,
- AssemblerPredicate<"FeatureHWDiv", "divide">;
+ AssemblerPredicate<"FeatureHWDiv", "divide in THUMB">;
def HasDivideInARM : Predicate<"Subtarget->hasDivideInARMMode()">,
- AssemblerPredicate<"FeatureHWDivARM">;
+ AssemblerPredicate<"FeatureHWDivARM", "divide in ARM">;
def HasT2ExtractPack : Predicate<"Subtarget->hasT2ExtractPack()">,
AssemblerPredicate<"FeatureT2XtPk",
"pack/extract">;
def HasMP : Predicate<"Subtarget->hasMPExtension()">,
AssemblerPredicate<"FeatureMP",
"mp-extensions">;
+def HasTrustZone : Predicate<"Subtarget->hasTrustZone()">,
+ AssemblerPredicate<"FeatureTrustZone",
+ "TrustZone">;
def UseNEONForFP : Predicate<"Subtarget->useNEONForSinglePrecisionFP()">;
def DontUseNEONForFP : Predicate<"!Subtarget->useNEONForSinglePrecisionFP()">;
def IsThumb : Predicate<"Subtarget->isThumb()">,
AssemblerPredicate<"ModeThumb,FeatureThumb2",
"thumb2">;
def IsMClass : Predicate<"Subtarget->isMClass()">,
- AssemblerPredicate<"FeatureMClass", "armv7m">;
-def IsARClass : Predicate<"!Subtarget->isMClass()">,
+ AssemblerPredicate<"FeatureMClass", "armv*m">;
+def IsNotMClass : Predicate<"!Subtarget->isMClass()">,
AssemblerPredicate<"!FeatureMClass",
- "armv7a/r">;
+ "!armv*m">;
def IsARM : Predicate<"!Subtarget->isThumb()">,
AssemblerPredicate<"!ModeThumb", "arm-mode">;
def IsIOS : Predicate<"Subtarget->isTargetIOS()">;
def IsNotIOS : Predicate<"!Subtarget->isTargetIOS()">;
+def IsMachO : Predicate<"Subtarget->isTargetMachO()">;
+def IsNotMachO : Predicate<"!Subtarget->isTargetMachO()">;
def IsNaCl : Predicate<"Subtarget->isTargetNaCl()">;
def UseNaClTrap : Predicate<"Subtarget->useNaClTrap()">,
AssemblerPredicate<"FeatureNaClTrap", "NaCl">;
// But only select them if more precision in FP computation is allowed.
// Do not use them for Darwin platforms.
def UseFusedMAC : Predicate<"(TM.Options.AllowFPOpFusion =="
- " FPOpFusion::Fast) && "
+ " FPOpFusion::Fast && "
+ " Subtarget->hasVFP4()) && "
"!Subtarget->isTargetDarwin()">;
-def DontUseFusedMAC : Predicate<"!Subtarget->hasVFP4() || "
+def DontUseFusedMAC : Predicate<"!(TM.Options.AllowFPOpFusion =="
+ " FPOpFusion::Fast &&"
+ " Subtarget->hasVFP4()) || "
"Subtarget->isTargetDarwin()">;
// VGETLNi32 is microcoded on Swift - prefer VMOV.
def UseVMOVSR : Predicate<"Subtarget->isCortexA9() || !Subtarget->useNEONForSinglePrecisionFP()">;
def DontUseVMOVSR : Predicate<"!Subtarget->isCortexA9() && Subtarget->useNEONForSinglePrecisionFP()">;
-def IsLE : Predicate<"TLI.isLittleEndian()">;
-def IsBE : Predicate<"TLI.isBigEndian()">;
+def IsLE : Predicate<"getTargetLowering()->isLittleEndian()">;
+def IsBE : Predicate<"getTargetLowering()->isBigEndian()">;
//===----------------------------------------------------------------------===//
// ARM Flag Definitions.
def adrlabel : Operand<i32> {
let EncoderMethod = "getAdrLabelOpValue";
let ParserMatchClass = AdrLabelAsmOperand;
- let PrintMethod = "printAdrLabelOperand";
+ let PrintMethod = "printAdrLabelOperand<0>";
}
def neon_vcvt_imm32 : Operand<i32> {
let ParserMatchClass = Imm0_63AsmOperand;
}
+/// imm0_239 predicate - Immediate in the range [0,239].
+def Imm0_239AsmOperand : ImmAsmOperand {
+ let Name = "Imm0_239";
+ let DiagnosticType = "ImmRange0_239";
+}
+def imm0_239 : Operand<i32>, ImmLeaf<i32, [{ return Imm >= 0 && Imm < 240; }]> {
+ let ParserMatchClass = Imm0_239AsmOperand;
+}
+
/// imm0_255 predicate - Immediate in the range [0,255].
def Imm0_255AsmOperand : ImmAsmOperand { let Name = "Imm0_255"; }
def imm0_255 : Operand<i32>, ImmLeaf<i32, [{ return Imm >= 0 && Imm < 256; }]> {
let ParserMatchClass = Imm0_65535ExprAsmOperand;
}
+def Imm256_65535ExprAsmOperand: ImmAsmOperand { let Name = "Imm256_65535Expr"; }
+def imm256_65535_expr : Operand<i32> {
+ let ParserMatchClass = Imm256_65535ExprAsmOperand;
+}
+
/// imm24b - True if the 32-bit immediate is encodable in 24 bits.
def Imm24bitAsmOperand: ImmAsmOperand { let Name = "Imm24bit"; }
def imm24b : Operand<i32>, ImmLeaf<i32, [{
// addrmode_imm12 := reg +/- imm12
//
def MemImm12OffsetAsmOperand : AsmOperandClass { let Name = "MemImm12Offset"; }
-def addrmode_imm12 : Operand<i32>,
+class AddrMode_Imm12 : Operand<i32>,
ComplexPattern<i32, 2, "SelectAddrModeImm12", []> {
// 12-bit immediate operand. Note that instructions using this encode
// #0 and #-0 differently. We flag #-0 as the magic value INT32_MIN. All other
// immediate values are as normal.
let EncoderMethod = "getAddrModeImm12OpValue";
- let PrintMethod = "printAddrModeImm12Operand";
let DecoderMethod = "DecodeAddrModeImm12Operand";
let ParserMatchClass = MemImm12OffsetAsmOperand;
let MIOperandInfo = (ops GPR:$base, i32imm:$offsimm);
}
+
+def addrmode_imm12 : AddrMode_Imm12 {
+ let PrintMethod = "printAddrModeImm12Operand<false>";
+}
+
+def addrmode_imm12_pre : AddrMode_Imm12 {
+ let PrintMethod = "printAddrModeImm12Operand<true>";
+}
+
// ldst_so_reg := reg +/- reg shop imm
//
def MemRegOffsetAsmOperand : AsmOperandClass { let Name = "MemRegOffset"; }
//
// FIXME: split into imm vs. reg versions.
def AddrMode3AsmOperand : AsmOperandClass { let Name = "AddrMode3"; }
-def addrmode3 : Operand<i32>,
- ComplexPattern<i32, 3, "SelectAddrMode3", []> {
+class AddrMode3 : Operand<i32>,
+ ComplexPattern<i32, 3, "SelectAddrMode3", []> {
let EncoderMethod = "getAddrMode3OpValue";
- let PrintMethod = "printAddrMode3Operand";
let ParserMatchClass = AddrMode3AsmOperand;
let MIOperandInfo = (ops GPR:$base, GPR:$offsreg, i32imm:$offsimm);
}
+def addrmode3 : AddrMode3
+{
+ let PrintMethod = "printAddrMode3Operand<false>";
+}
+
+def addrmode3_pre : AddrMode3
+{
+ let PrintMethod = "printAddrMode3Operand<true>";
+}
+
// FIXME: split into imm vs. reg versions.
// FIXME: parser method to handle +/- register.
def AM3OffsetAsmOperand : AsmOperandClass {
// addrmode5 := reg +/- imm8*4
//
def AddrMode5AsmOperand : AsmOperandClass { let Name = "AddrMode5"; }
-def addrmode5 : Operand<i32>,
- ComplexPattern<i32, 2, "SelectAddrMode5", []> {
- let PrintMethod = "printAddrMode5Operand";
+class AddrMode5 : Operand<i32>,
+ ComplexPattern<i32, 2, "SelectAddrMode5", []> {
let EncoderMethod = "getAddrMode5OpValue";
let DecoderMethod = "DecodeAddrMode5Operand";
let ParserMatchClass = AddrMode5AsmOperand;
let MIOperandInfo = (ops GPR:$base, i32imm);
}
+def addrmode5 : AddrMode5 {
+ let PrintMethod = "printAddrMode5Operand<false>";
+}
+
+def addrmode5_pre : AddrMode5 {
+ let PrintMethod = "printAddrMode5Operand<true>";
+}
+
// addrmode6 := reg with optional alignment
//
def AddrMode6AsmOperand : AsmOperandClass { let Name = "AlignedMemory"; }
let DecoderMethod = "DecodeCoprocessor";
}
-def pf_imm : Operand<i32> {
- let PrintMethod = "printPImmediate";
- let ParserMatchClass = CoprocNumAsmOperand;
-}
-
def CoprocRegAsmOperand : AsmOperandClass {
let Name = "CoprocReg";
let ParserMethod = "parseCoprocRegOperand";
: AExtI<opcod, (outs GPRnopc:$Rd), (ins GPRnopc:$Rm, rot_imm:$rot),
IIC_iEXTr, opc, "\t$Rd, $Rm$rot",
[(set GPRnopc:$Rd, (opnode (rotr GPRnopc:$Rm, rot_imm:$rot)))]>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALUsi]> {
bits<4> Rd;
bits<4> Rm;
bits<2> rot;
class AI_ext_rrot_np<bits<8> opcod, string opc>
: AExtI<opcod, (outs GPRnopc:$Rd), (ins GPRnopc:$Rm, rot_imm:$rot),
IIC_iEXTr, opc, "\t$Rd, $Rm$rot", []>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALUsi]> {
bits<2> rot;
let Inst{19-16} = 0b1111;
let Inst{11-10} = rot;
-}
+ }
/// AI_exta_rrot - A binary operation with two forms: one whose operand is a
/// register and one whose operand is a register rotated by 8/16/24.
IIC_iEXTAr, opc, "\t$Rd, $Rn, $Rm$rot",
[(set GPRnopc:$Rd, (opnode GPR:$Rn,
(rotr GPRnopc:$Rm, rot_imm:$rot)))]>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALUsr]> {
bits<4> Rd;
bits<4> Rm;
bits<4> Rn;
class AI_exta_rrot_np<bits<8> opcod, string opc>
: AExtI<opcod, (outs GPRnopc:$Rd), (ins GPR:$Rn, GPRnopc:$Rm, rot_imm:$rot),
IIC_iEXTAr, opc, "\t$Rd, $Rn, $Rm$rot", []>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALUsr]> {
bits<4> Rn;
bits<2> rot;
let Inst{19-16} = Rn;
[(ARMcallseq_start timm:$amt)]>;
}
-// Atomic pseudo-insts which will be lowered to ldrexd/strexd loops.
-// (These pseudos use a hand-written selection code).
-let usesCustomInserter = 1, Defs = [CPSR], mayLoad = 1, mayStore = 1 in {
-def ATOMOR6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMXOR6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMADD6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMSUB6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMNAND6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMAND6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMSWAP6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMCMPXCHG6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$cmp1, GPR:$cmp2,
- GPR:$set1, GPR:$set2),
- NoItinerary, []>;
-def ATOMMIN6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMUMIN6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMMAX6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-def ATOMUMAX6432 : PseudoInst<(outs GPR:$dst1, GPR:$dst2),
- (ins GPR:$addr, GPR:$src1, GPR:$src2),
- NoItinerary, []>;
-}
-
-def HINT : AI<(outs), (ins imm0_255:$imm), MiscFrm, NoItinerary,
+def HINT : AI<(outs), (ins imm0_239:$imm), MiscFrm, NoItinerary,
"hint", "\t$imm", []>, Requires<[IsARM, HasV6]> {
bits<8> imm;
let Inst{27-8} = 0b00110010000011110000;
def : InstAlias<"wfe$p", (HINT 2, pred:$p)>, Requires<[IsARM, HasV6T2]>;
def : InstAlias<"wfi$p", (HINT 3, pred:$p)>, Requires<[IsARM, HasV6T2]>;
def : InstAlias<"sev$p", (HINT 4, pred:$p)>, Requires<[IsARM, HasV6T2]>;
+def : InstAlias<"sevl$p", (HINT 5, pred:$p)>, Requires<[IsARM, HasV8]>;
+
+def : Pat<(int_arm_sevl), (HINT 5)>;
def SEL : AI<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm), DPFrm, NoItinerary, "sel",
"\t$Rd, $Rn, $Rm", []>, Requires<[IsARM, HasV6]> {
// The 16-bit operand $val can be used by a debugger to store more information
// about the breakpoint.
-def BKPT : AI<(outs), (ins imm0_65535:$val), MiscFrm, NoItinerary,
- "bkpt", "\t$val", []>, Requires<[IsARM]> {
+def BKPT : AInoP<(outs), (ins imm0_65535:$val), MiscFrm, NoItinerary,
+ "bkpt", "\t$val", []>, Requires<[IsARM]> {
bits<16> val;
let Inst{3-0} = val{3-0};
let Inst{19-8} = val{15-4};
let Inst{27-20} = 0b00010010;
+ let Inst{31-28} = 0xe; // AL
+ let Inst{7-4} = 0b0111;
+}
+// default immediate for breakpoint mnemonic
+def : InstAlias<"bkpt", (BKPT 0)>, Requires<[IsARM]>;
+
+def HLT : AInoP<(outs), (ins imm0_65535:$val), MiscFrm, NoItinerary,
+ "hlt", "\t$val", []>, Requires<[IsARM, HasV8]> {
+ bits<16> val;
+ let Inst{3-0} = val{3-0};
+ let Inst{19-8} = val{15-4};
+ let Inst{27-20} = 0b00010000;
+ let Inst{31-28} = 0xe; // AL
let Inst{7-4} = 0b0111;
}
def i12 : AXI<(outs), (ins addrmode_imm12:$addr), MiscFrm, IIC_Preload,
!strconcat(opc, "\t$addr"),
- [(ARMPreload addrmode_imm12:$addr, (i32 read), (i32 data))]> {
+ [(ARMPreload addrmode_imm12:$addr, (i32 read), (i32 data))]>,
+ Sched<[WritePreLd]> {
bits<4> Rt;
bits<17> addr;
let Inst{31-26} = 0b111101;
def rs : AXI<(outs), (ins ldst_so_reg:$shift), MiscFrm, IIC_Preload,
!strconcat(opc, "\t$shift"),
- [(ARMPreload ldst_so_reg:$shift, (i32 read), (i32 data))]> {
+ [(ARMPreload ldst_so_reg:$shift, (i32 read), (i32 data))]>,
+ Sched<[WritePreLd]> {
bits<17> shift;
let Inst{31-26} = 0b111101;
let Inst{25} = 1; // 1 for register form
defm PLI : APreLoad<1, 0, "pli">, Requires<[IsARM,HasV7]>;
def SETEND : AXI<(outs), (ins setend_op:$end), MiscFrm, NoItinerary,
- "setend\t$end", []>, Requires<[IsARM]> {
+ "setend\t$end", []>, Requires<[IsARM]>, Deprecated<HasV8Ops> {
bits<1> end;
let Inst{31-10} = 0b1111000100000001000000;
let Inst{9} = end;
let isNotDuplicable = 1 in {
def PICADD : ARMPseudoInst<(outs GPR:$dst), (ins GPR:$a, pclabel:$cp, pred:$p),
4, IIC_iALUr,
- [(set GPR:$dst, (ARMpic_add GPR:$a, imm:$cp))]>;
+ [(set GPR:$dst, (ARMpic_add GPR:$a, imm:$cp))]>,
+ Sched<[WriteALU, ReadALU]>;
let AddedComplexity = 10 in {
def PICLDR : ARMPseudoInst<(outs GPR:$dst), (ins addrmodepc:$addr, pred:$p),
let hasSideEffects = 1 in {
def LEApcrel : ARMPseudoInst<(outs GPR:$Rd), (ins i32imm:$label, pred:$p),
- 4, IIC_iALUi, []>;
+ 4, IIC_iALUi, []>, Sched<[WriteALU, ReadALU]>;
def LEApcrelJT : ARMPseudoInst<(outs GPR:$Rd),
(ins i32imm:$label, nohash_imm:$id, pred:$p),
- 4, IIC_iALUi, []>;
+ 4, IIC_iALUi, []>, Sched<[WriteALU, ReadALU]>;
}
//===----------------------------------------------------------------------===//
// ARMV4T and above
def BX_RET : AI<(outs), (ins), BrMiscFrm, IIC_Br,
"bx", "\tlr", [(ARMretflag)]>,
- Requires<[IsARM, HasV4T]> {
+ Requires<[IsARM, HasV4T]>, Sched<[WriteBr]> {
let Inst{27-0} = 0b0001001011111111111100011110;
}
// ARMV4 only
def MOVPCLR : AI<(outs), (ins), BrMiscFrm, IIC_Br,
"mov", "\tpc, lr", [(ARMretflag)]>,
- Requires<[IsARM, NoV4T]> {
+ Requires<[IsARM, NoV4T]>, Sched<[WriteBr]> {
let Inst{27-0} = 0b0001101000001111000000001110;
}
+
+ // Exception return: N.b. doesn't set CPSR as far as we're concerned (it sets
+ // the user-space one).
+ def SUBS_PC_LR : ARMPseudoInst<(outs), (ins i32imm:$offset, pred:$p),
+ 4, IIC_Br,
+ [(ARMintretflag imm:$offset)]>;
}
// Indirect branches
// ARMV4T and above
def BX : AXI<(outs), (ins GPR:$dst), BrMiscFrm, IIC_Br, "bx\t$dst",
[(brind GPR:$dst)]>,
- Requires<[IsARM, HasV4T]> {
+ Requires<[IsARM, HasV4T]>, Sched<[WriteBr]> {
bits<4> dst;
let Inst{31-4} = 0b1110000100101111111111110001;
let Inst{3-0} = dst;
def BX_pred : AI<(outs), (ins GPR:$dst), BrMiscFrm, IIC_Br,
"bx", "\t$dst", [/* pattern left blank */]>,
- Requires<[IsARM, HasV4T]> {
+ Requires<[IsARM, HasV4T]>, Sched<[WriteBr]> {
bits<4> dst;
let Inst{27-4} = 0b000100101111111111110001;
let Inst{3-0} = dst;
def BL : ABXI<0b1011, (outs), (ins bl_target:$func),
IIC_Br, "bl\t$func",
[(ARMcall tglobaladdr:$func)]>,
- Requires<[IsARM]> {
+ Requires<[IsARM]>, Sched<[WriteBrL]> {
let Inst{31-28} = 0b1110;
bits<24> func;
let Inst{23-0} = func;
def BL_pred : ABI<0b1011, (outs), (ins bl_target:$func),
IIC_Br, "bl", "\t$func",
[(ARMcall_pred tglobaladdr:$func)]>,
- Requires<[IsARM]> {
+ Requires<[IsARM]>, Sched<[WriteBrL]> {
bits<24> func;
let Inst{23-0} = func;
let DecoderMethod = "DecodeBranchImmInstruction";
def BLX : AXI<(outs), (ins GPR:$func), BrMiscFrm,
IIC_Br, "blx\t$func",
[(ARMcall GPR:$func)]>,
- Requires<[IsARM, HasV5T]> {
+ Requires<[IsARM, HasV5T]>, Sched<[WriteBrL]> {
bits<4> func;
let Inst{31-4} = 0b1110000100101111111111110011;
let Inst{3-0} = func;
def BLX_pred : AI<(outs), (ins GPR:$func), BrMiscFrm,
IIC_Br, "blx", "\t$func",
[(ARMcall_pred GPR:$func)]>,
- Requires<[IsARM, HasV5T]> {
+ Requires<[IsARM, HasV5T]>, Sched<[WriteBrL]> {
bits<4> func;
let Inst{27-4} = 0b000100101111111111110011;
let Inst{3-0} = func;
// Note: Restrict $func to the tGPR regclass to prevent it being in LR.
def BX_CALL : ARMPseudoInst<(outs), (ins tGPR:$func),
8, IIC_Br, [(ARMcall_nolink tGPR:$func)]>,
- Requires<[IsARM, HasV4T]>;
+ Requires<[IsARM, HasV4T]>, Sched<[WriteBr]>;
// ARMv4
def BMOVPCRX_CALL : ARMPseudoInst<(outs), (ins tGPR:$func),
8, IIC_Br, [(ARMcall_nolink tGPR:$func)]>,
- Requires<[IsARM, NoV4T]>;
+ Requires<[IsARM, NoV4T]>, Sched<[WriteBr]>;
// mov lr, pc; b if callee is marked noreturn to avoid confusing the
// return stack predictor.
def BMOVPCB_CALL : ARMPseudoInst<(outs), (ins bl_target:$func),
8, IIC_Br, [(ARMcall_nolink tglobaladdr:$func)]>,
- Requires<[IsARM]>;
+ Requires<[IsARM]>, Sched<[WriteBr]>;
}
let isBranch = 1, isTerminator = 1 in {
// a two-value operand where a dag node expects two operands. :(
def Bcc : ABI<0b1010, (outs), (ins br_target:$target),
IIC_Br, "b", "\t$target",
- [/*(ARMbrcond bb:$target, imm:$cc, CCR:$ccr)*/]> {
+ [/*(ARMbrcond bb:$target, imm:$cc, CCR:$ccr)*/]>,
+ Sched<[WriteBr]> {
bits<24> target;
let Inst{23-0} = target;
let DecoderMethod = "DecodeBranchImmInstruction";
// should be sufficient.
// FIXME: Is B really a Barrier? That doesn't seem right.
def B : ARMPseudoExpand<(outs), (ins br_target:$target), 4, IIC_Br,
- [(br bb:$target)], (Bcc br_target:$target, (ops 14, zero_reg))>;
+ [(br bb:$target)], (Bcc br_target:$target, (ops 14, zero_reg))>,
+ Sched<[WriteBr]>;
let isNotDuplicable = 1, isIndirectBranch = 1 in {
def BR_JTr : ARMPseudoInst<(outs),
(ins GPR:$target, i32imm:$jt, i32imm:$id),
0, IIC_Br,
- [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]>;
+ [(ARMbrjt GPR:$target, tjumptable:$jt, imm:$id)]>,
+ Sched<[WriteBr]>;
// FIXME: This shouldn't use the generic "addrmode2," but rather be split
// into i12 and rs suffixed versions.
def BR_JTm : ARMPseudoInst<(outs),
(ins addrmode2:$target, i32imm:$jt, i32imm:$id),
0, IIC_Br,
[(ARMbrjt (i32 (load addrmode2:$target)), tjumptable:$jt,
- imm:$id)]>;
+ imm:$id)]>, Sched<[WriteBrTbl]>;
def BR_JTadd : ARMPseudoInst<(outs),
(ins GPR:$target, GPR:$idx, i32imm:$jt, i32imm:$id),
0, IIC_Br,
[(ARMbrjt (add GPR:$target, GPR:$idx), tjumptable:$jt,
- imm:$id)]>;
+ imm:$id)]>, Sched<[WriteBrTbl]>;
} // isNotDuplicable = 1, isIndirectBranch = 1
} // isBarrier = 1
// BLX (immediate)
def BLXi : AXI<(outs), (ins blx_target:$target), BrMiscFrm, NoItinerary,
"blx\t$target", []>,
- Requires<[IsARM, HasV5T]> {
+ Requires<[IsARM, HasV5T]>, Sched<[WriteBrL]> {
let Inst{31-25} = 0b1111101;
bits<25> target;
let Inst{23-0} = target{24-1};
// Branch and Exchange Jazelle
def BXJ : ABI<0b0001, (outs), (ins GPR:$func), NoItinerary, "bxj", "\t$func",
- [/* pattern left blank */]> {
+ [/* pattern left blank */]>, Sched<[WriteBr]> {
bits<4> func;
let Inst{23-20} = 0b0010;
let Inst{19-8} = 0xfff;
// Tail calls.
let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [SP] in {
- def TCRETURNdi : PseudoInst<(outs), (ins i32imm:$dst), IIC_Br, []>;
+ def TCRETURNdi : PseudoInst<(outs), (ins i32imm:$dst), IIC_Br, []>,
+ Sched<[WriteBr]>;
- def TCRETURNri : PseudoInst<(outs), (ins tcGPR:$dst), IIC_Br, []>;
+ def TCRETURNri : PseudoInst<(outs), (ins tcGPR:$dst), IIC_Br, []>,
+ Sched<[WriteBr]>;
def TAILJMPd : ARMPseudoExpand<(outs), (ins br_target:$dst),
4, IIC_Br, [],
(Bcc br_target:$dst, (ops 14, zero_reg))>,
- Requires<[IsARM]>;
+ Requires<[IsARM]>, Sched<[WriteBr]>;
def TAILJMPr : ARMPseudoExpand<(outs), (ins tcGPR:$dst),
4, IIC_Br, [],
- (BX GPR:$dst)>,
+ (BX GPR:$dst)>, Sched<[WriteBr]>,
Requires<[IsARM]>;
}
// Secure Monitor Call is a system instruction.
def SMC : ABI<0b0001, (outs), (ins imm0_15:$opt), NoItinerary, "smc", "\t$opt",
- []> {
+ []>, Requires<[IsARM, HasTrustZone]> {
bits<4> opt;
let Inst{23-4} = 0b01100000000000000111;
let Inst{3-0} = opt;
// Supervisor Call (Software Interrupt)
let isCall = 1, Uses = [SP] in {
-def SVC : ABI<0b1111, (outs), (ins imm24b:$svc), IIC_Br, "svc", "\t$svc", []> {
+def SVC : ABI<0b1111, (outs), (ins imm24b:$svc), IIC_Br, "svc", "\t$svc", []>,
+ Sched<[WriteBr]> {
bits<24> svc;
let Inst{23-0} = svc;
}
[(set GPR:$Rt, (sextloadi8 addrmode3:$addr))]>;
let mayLoad = 1, neverHasSideEffects = 1, hasExtraDefRegAllocReq = 1 in {
-// Load doubleword
-def LDRD : AI3ld<0b1101, 0, (outs GPR:$Rd, GPR:$dst2),
- (ins addrmode3:$addr), LdMiscFrm,
- IIC_iLoad_d_r, "ldrd", "\t$Rd, $dst2, $addr",
- []>, Requires<[IsARM, HasV5TE]>;
+ // Load doubleword
+ def LDRD : AI3ld<0b1101, 0, (outs GPR:$Rt, GPR:$Rt2), (ins addrmode3:$addr),
+ LdMiscFrm, IIC_iLoad_d_r, "ldrd", "\t$Rt, $Rt2, $addr", []>,
+ Requires<[IsARM, HasV5TE]>;
+
+ // GNU Assembler extension (compatibility)
+ let isAsmParserOnly = 1 in
+ def LDRD_PAIR : AI3ld<0b1101, 0, (outs GPRPairOp:$Rt), (ins addrmode3:$addr),
+ LdMiscFrm, IIC_iLoad_d_r, "ldrd", "\t$Rt, $addr", []>,
+ Requires<[IsARM, HasV5TE]>;
}
+def LDA : AIldracq<0b00, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "lda", "\t$Rt, $addr", []>;
+def LDAB : AIldracq<0b10, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "ldab", "\t$Rt, $addr", []>;
+def LDAH : AIldracq<0b11, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "ldah", "\t$Rt, $addr", []>;
+
// Indexed loads
multiclass AI2_ldridx<bit isByte, string opc,
InstrItinClass iii, InstrItinClass iir> {
def _PRE_IMM : AI2ldstidx<1, isByte, 1, (outs GPR:$Rt, GPR:$Rn_wb),
- (ins addrmode_imm12:$addr), IndexModePre, LdFrm, iii,
+ (ins addrmode_imm12_pre:$addr), IndexModePre, LdFrm, iii,
opc, "\t$Rt, $addr!", "$addr.base = $Rn_wb", []> {
bits<17> addr;
let Inst{25} = 0;
let Inst{19-16} = addr{16-13};
let Inst{11-0} = addr{11-0};
let DecoderMethod = "DecodeLDRPreImm";
- let AsmMatchConverter = "cvtLdWriteBackRegAddrModeImm12";
}
def _PRE_REG : AI2ldstidx<1, isByte, 1, (outs GPR:$Rt, GPR:$Rn_wb),
let Inst{11-0} = addr{11-0};
let Inst{4} = 0;
let DecoderMethod = "DecodeLDRPreReg";
- let AsmMatchConverter = "cvtLdWriteBackRegAddrMode2";
}
def _POST_REG : AI2ldstidx<1, isByte, 0, (outs GPR:$Rt, GPR:$Rn_wb),
let Inst{23} = offset{12};
let Inst{19-16} = addr;
let Inst{11-0} = offset{11-0};
+ let Inst{4} = 0;
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
multiclass AI3_ldridx<bits<4> op, string opc, InstrItinClass itin> {
def _PRE : AI3ldstidx<op, 1, 1, (outs GPR:$Rt, GPR:$Rn_wb),
- (ins addrmode3:$addr), IndexModePre,
+ (ins addrmode3_pre:$addr), IndexModePre,
LdMiscFrm, itin,
opc, "\t$Rt, $addr!", "$addr.base = $Rn_wb", []> {
bits<14> addr;
let Inst{19-16} = addr{12-9}; // Rn
let Inst{11-8} = addr{7-4}; // imm7_4/zero
let Inst{3-0} = addr{3-0}; // imm3_0/Rm
- let AsmMatchConverter = "cvtLdWriteBackRegAddrMode3";
let DecoderMethod = "DecodeAddrMode3Instruction";
}
def _POST : AI3ldstidx<op, 1, 0, (outs GPR:$Rt, GPR:$Rn_wb),
defm LDRSB : AI3_ldridx<0b1101, "ldrsb", IIC_iLoad_bh_ru>;
let hasExtraDefRegAllocReq = 1 in {
def LDRD_PRE : AI3ldstidx<0b1101, 0, 1, (outs GPR:$Rt, GPR:$Rt2, GPR:$Rn_wb),
- (ins addrmode3:$addr), IndexModePre,
+ (ins addrmode3_pre:$addr), IndexModePre,
LdMiscFrm, IIC_iLoad_d_ru,
"ldrd", "\t$Rt, $Rt2, $addr!",
"$addr.base = $Rn_wb", []> {
let Inst{11-8} = addr{7-4}; // imm7_4/zero
let Inst{3-0} = addr{3-0}; // imm3_0/Rm
let DecoderMethod = "DecodeAddrMode3Instruction";
- let AsmMatchConverter = "cvtLdrdPre";
}
def LDRD_POST: AI3ldstidx<0b1101, 0, 0, (outs GPR:$Rt, GPR:$Rt2, GPR:$Rn_wb),
(ins addr_offset_none:$addr, am3offset:$offset),
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
-def LDRT_POST_IMM : AI2ldstidx<1, 0, 0, (outs GPR:$Rt, GPR:$Rn_wb),
- (ins addr_offset_none:$addr, am2offset_imm:$offset),
- IndexModePost, LdFrm, IIC_iLoad_ru,
- "ldrt", "\t$Rt, $addr, $offset",
- "$addr.base = $Rn_wb", []> {
+def LDRT_POST_IMM
+ : AI2ldstidx<1, 0, 0, (outs GPR:$Rt, GPR:$Rn_wb),
+ (ins addr_offset_none:$addr, am2offset_imm:$offset),
+ IndexModePost, LdFrm, IIC_iLoad_ru,
+ "ldrt", "\t$Rt, $addr, $offset", "$addr.base = $Rn_wb", []> {
// {12} isAdd
// {11-0} imm12/Rm
bits<14> offset;
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
-def LDRBT_POST_IMM : AI2ldstidx<1, 1, 0, (outs GPR:$Rt, GPR:$Rn_wb),
- (ins addr_offset_none:$addr, am2offset_imm:$offset),
- IndexModePost, LdFrm, IIC_iLoad_bh_ru,
- "ldrbt", "\t$Rt, $addr, $offset",
- "$addr.base = $Rn_wb", []> {
+def LDRBT_POST_IMM
+ : AI2ldstidx<1, 1, 0, (outs GPR:$Rt, GPR:$Rn_wb),
+ (ins addr_offset_none:$addr, am2offset_imm:$offset),
+ IndexModePost, LdFrm, IIC_iLoad_bh_ru,
+ "ldrbt", "\t$Rt, $addr, $offset", "$addr.base = $Rn_wb", []> {
// {12} isAdd
// {11-0} imm12/Rm
bits<14> offset;
let Inst{22} = 1;
let Inst{11-8} = offset{7-4};
let Inst{3-0} = offset{3-0};
- let AsmMatchConverter = "cvtLdExtTWriteBackImm";
}
def r : AI3ldstidxT<op, 1, (outs GPRnopc:$Rt, GPRnopc:$base_wb),
(ins addr_offset_none:$addr, postidx_reg:$Rm),
let Inst{11-8} = 0;
let Unpredictable{11-8} = 0b1111;
let Inst{3-0} = Rm{3-0};
- let AsmMatchConverter = "cvtLdExtTWriteBackReg";
let DecoderMethod = "DecodeLDR";
}
}
defm LDRSHT : AI3ldrT<0b1111, "ldrsht">;
}
+def LDRT_POST
+ : ARMAsmPseudo<"ldrt${q} $Rt, $addr", (ins addr_offset_none:$addr, pred:$q),
+ (outs GPR:$Rt)>;
+
+def LDRBT_POST
+ : ARMAsmPseudo<"ldrbt${q} $Rt, $addr", (ins addr_offset_none:$addr, pred:$q),
+ (outs GPR:$Rt)>;
+
// Store
// Stores with truncate
[(truncstorei16 GPR:$Rt, addrmode3:$addr)]>;
// Store doubleword
-let mayStore = 1, neverHasSideEffects = 1, hasExtraSrcRegAllocReq = 1 in
-def STRD : AI3str<0b1111, (outs), (ins GPR:$Rt, GPR:$src2, addrmode3:$addr),
- StMiscFrm, IIC_iStore_d_r,
- "strd", "\t$Rt, $src2, $addr", []>,
- Requires<[IsARM, HasV5TE]> {
- let Inst{21} = 0;
+let mayStore = 1, neverHasSideEffects = 1, hasExtraSrcRegAllocReq = 1 in {
+ def STRD : AI3str<0b1111, (outs), (ins GPR:$Rt, GPR:$Rt2, addrmode3:$addr),
+ StMiscFrm, IIC_iStore_d_r, "strd", "\t$Rt, $Rt2, $addr", []>,
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{21} = 0;
+ }
+
+ // GNU Assembler extension (compatibility)
+ let isAsmParserOnly = 1 in
+ def STRD_PAIR : AI3str<0b1111, (outs), (ins GPRPairOp:$Rt, addrmode3:$addr),
+ StMiscFrm, IIC_iStore_d_r, "strd", "\t$Rt, $addr", []>,
+ Requires<[IsARM, HasV5TE]> {
+ let Inst{21} = 0;
+ }
}
// Indexed stores
multiclass AI2_stridx<bit isByte, string opc,
InstrItinClass iii, InstrItinClass iir> {
def _PRE_IMM : AI2ldstidx<0, isByte, 1, (outs GPR:$Rn_wb),
- (ins GPR:$Rt, addrmode_imm12:$addr), IndexModePre,
+ (ins GPR:$Rt, addrmode_imm12_pre:$addr), IndexModePre,
StFrm, iii,
opc, "\t$Rt, $addr!", "$addr.base = $Rn_wb", []> {
bits<17> addr;
let Inst{23} = addr{12}; // U (add = ('U' == 1))
let Inst{19-16} = addr{16-13}; // Rn
let Inst{11-0} = addr{11-0}; // imm12
- let AsmMatchConverter = "cvtStWriteBackRegAddrModeImm12";
let DecoderMethod = "DecodeSTRPreImm";
}
let Inst{19-16} = addr{16-13}; // Rn
let Inst{11-0} = addr{11-0};
let Inst{4} = 0; // Inst{4} = 0
- let AsmMatchConverter = "cvtStWriteBackRegAddrMode2";
let DecoderMethod = "DecodeSTRPreReg";
}
def _POST_REG : AI2ldstidx<0, isByte, 0, (outs GPR:$Rn_wb),
def STRH_PRE : AI3ldstidx<0b1011, 0, 1, (outs GPR:$Rn_wb),
- (ins GPR:$Rt, addrmode3:$addr), IndexModePre,
+ (ins GPR:$Rt, addrmode3_pre:$addr), IndexModePre,
StMiscFrm, IIC_iStore_bh_ru,
"strh", "\t$Rt, $addr!", "$addr.base = $Rn_wb", []> {
bits<14> addr;
let Inst{19-16} = addr{12-9}; // Rn
let Inst{11-8} = addr{7-4}; // imm7_4/zero
let Inst{3-0} = addr{3-0}; // imm3_0/Rm
- let AsmMatchConverter = "cvtStWriteBackRegAddrMode3";
let DecoderMethod = "DecodeAddrMode3Instruction";
}
let mayStore = 1, neverHasSideEffects = 1, hasExtraSrcRegAllocReq = 1 in {
def STRD_PRE : AI3ldstidx<0b1111, 0, 1, (outs GPR:$Rn_wb),
- (ins GPR:$Rt, GPR:$Rt2, addrmode3:$addr),
+ (ins GPR:$Rt, GPR:$Rt2, addrmode3_pre:$addr),
IndexModePre, StMiscFrm, IIC_iStore_d_ru,
"strd", "\t$Rt, $Rt2, $addr!",
"$addr.base = $Rn_wb", []> {
let Inst{11-8} = addr{7-4}; // imm7_4/zero
let Inst{3-0} = addr{3-0}; // imm3_0/Rm
let DecoderMethod = "DecodeAddrMode3Instruction";
- let AsmMatchConverter = "cvtStrdPre";
}
def STRD_POST: AI3ldstidx<0b1111, 0, 0, (outs GPR:$Rn_wb),
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
-def STRBT_POST_IMM : AI2ldstidx<0, 1, 0, (outs GPR:$Rn_wb),
- (ins GPR:$Rt, addr_offset_none:$addr, am2offset_imm:$offset),
- IndexModePost, StFrm, IIC_iStore_bh_ru,
- "strbt", "\t$Rt, $addr, $offset",
- "$addr.base = $Rn_wb", []> {
+def STRBT_POST_IMM
+ : AI2ldstidx<0, 1, 0, (outs GPR:$Rn_wb),
+ (ins GPR:$Rt, addr_offset_none:$addr, am2offset_imm:$offset),
+ IndexModePost, StFrm, IIC_iStore_bh_ru,
+ "strbt", "\t$Rt, $addr, $offset", "$addr.base = $Rn_wb", []> {
// {12} isAdd
// {11-0} imm12/Rm
bits<14> offset;
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
+def STRBT_POST
+ : ARMAsmPseudo<"strbt${q} $Rt, $addr",
+ (ins GPR:$Rt, addr_offset_none:$addr, pred:$q)>;
+
let mayStore = 1, neverHasSideEffects = 1 in {
def STRT_POST_REG : AI2ldstidx<0, 0, 0, (outs GPR:$Rn_wb),
(ins GPR:$Rt, addr_offset_none:$addr, am2offset_reg:$offset),
let DecoderMethod = "DecodeAddrMode2IdxInstruction";
}
-def STRT_POST_IMM : AI2ldstidx<0, 0, 0, (outs GPR:$Rn_wb),
- (ins GPR:$Rt, addr_offset_none:$addr, am2offset_imm:$offset),
- IndexModePost, StFrm, IIC_iStore_ru,
- "strt", "\t$Rt, $addr, $offset",
- "$addr.base = $Rn_wb", []> {
+def STRT_POST_IMM
+ : AI2ldstidx<0, 0, 0, (outs GPR:$Rn_wb),
+ (ins GPR:$Rt, addr_offset_none:$addr, am2offset_imm:$offset),
+ IndexModePost, StFrm, IIC_iStore_ru,
+ "strt", "\t$Rt, $addr, $offset", "$addr.base = $Rn_wb", []> {
// {12} isAdd
// {11-0} imm12/Rm
bits<14> offset;
}
}
+def STRT_POST
+ : ARMAsmPseudo<"strt${q} $Rt, $addr",
+ (ins GPR:$Rt, addr_offset_none:$addr, pred:$q)>;
multiclass AI3strT<bits<4> op, string opc> {
def i : AI3ldstidxT<op, 0, (outs GPR:$base_wb),
let Inst{22} = 1;
let Inst{11-8} = offset{7-4};
let Inst{3-0} = offset{3-0};
- let AsmMatchConverter = "cvtStExtTWriteBackImm";
}
def r : AI3ldstidxT<op, 0, (outs GPR:$base_wb),
(ins GPR:$Rt, addr_offset_none:$addr, postidx_reg:$Rm),
let Inst{22} = 0;
let Inst{11-8} = 0;
let Inst{3-0} = Rm{3-0};
- let AsmMatchConverter = "cvtStExtTWriteBackReg";
}
}
defm STRHT : AI3strT<0b1011, "strht">;
+def STL : AIstrrel<0b00, (outs), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stl", "\t$Rt, $addr", []>;
+def STLB : AIstrrel<0b10, (outs), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlb", "\t$Rt, $addr", []>;
+def STLH : AIstrrel<0b11, (outs), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlh", "\t$Rt, $addr", []>;
//===----------------------------------------------------------------------===//
// Load / store multiple Instructions.
let neverHasSideEffects = 1 in
def MOVr : AsI1<0b1101, (outs GPR:$Rd), (ins GPR:$Rm), DPFrm, IIC_iMOVr,
- "mov", "\t$Rd, $Rm", []>, UnaryDP {
+ "mov", "\t$Rd, $Rm", []>, UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<4> Rm;
// A version for the smaller set of tail call registers.
let neverHasSideEffects = 1 in
def MOVr_TC : AsI1<0b1101, (outs tcGPR:$Rd), (ins tcGPR:$Rm), DPFrm,
- IIC_iMOVr, "mov", "\t$Rd, $Rm", []>, UnaryDP {
+ IIC_iMOVr, "mov", "\t$Rd, $Rm", []>, UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<4> Rm;
def MOVsr : AsI1<0b1101, (outs GPRnopc:$Rd), (ins shift_so_reg_reg:$src),
DPSoRegRegFrm, IIC_iMOVsr,
"mov", "\t$Rd, $src",
- [(set GPRnopc:$Rd, shift_so_reg_reg:$src)]>, UnaryDP {
+ [(set GPRnopc:$Rd, shift_so_reg_reg:$src)]>, UnaryDP,
+ Sched<[WriteALU]> {
bits<4> Rd;
bits<12> src;
let Inst{15-12} = Rd;
def MOVsi : AsI1<0b1101, (outs GPR:$Rd), (ins shift_so_reg_imm:$src),
DPSoRegImmFrm, IIC_iMOVsr,
"mov", "\t$Rd, $src", [(set GPR:$Rd, shift_so_reg_imm:$src)]>,
- UnaryDP {
+ UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<12> src;
let Inst{15-12} = Rd;
let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in
def MOVi : AsI1<0b1101, (outs GPR:$Rd), (ins so_imm:$imm), DPFrm, IIC_iMOVi,
- "mov", "\t$Rd, $imm", [(set GPR:$Rd, so_imm:$imm)]>, UnaryDP {
+ "mov", "\t$Rd, $imm", [(set GPR:$Rd, so_imm:$imm)]>, UnaryDP,
+ Sched<[WriteALU]> {
bits<4> Rd;
bits<12> imm;
let Inst{25} = 1;
DPFrm, IIC_iMOVi,
"movw", "\t$Rd, $imm",
[(set GPR:$Rd, imm0_65535:$imm)]>,
- Requires<[IsARM, HasV6T2]>, UnaryDP {
+ Requires<[IsARM, HasV6T2]>, UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<16> imm;
let Inst{15-12} = Rd;
Requires<[IsARM]>;
def MOVi16_ga_pcrel : PseudoInst<(outs GPR:$Rd),
- (ins i32imm:$addr, pclabel:$id), IIC_iMOVi, []>;
+ (ins i32imm:$addr, pclabel:$id), IIC_iMOVi, []>,
+ Sched<[WriteALU]>;
let Constraints = "$src = $Rd" in {
def MOVTi16 : AI1<0b1010, (outs GPRnopc:$Rd),
[(set GPRnopc:$Rd,
(or (and GPR:$src, 0xffff),
lo16AllZero:$imm))]>, UnaryDP,
- Requires<[IsARM, HasV6T2]> {
+ Requires<[IsARM, HasV6T2]>, Sched<[WriteALU]> {
bits<4> Rd;
bits<16> imm;
let Inst{15-12} = Rd;
}
def MOVTi16_ga_pcrel : PseudoInst<(outs GPR:$Rd),
- (ins GPR:$src, i32imm:$addr, pclabel:$id), IIC_iMOVi, []>;
+ (ins GPR:$src, i32imm:$addr, pclabel:$id), IIC_iMOVi, []>,
+ Sched<[WriteALU]>;
} // Constraints
let Uses = [CPSR] in
def RRX: PseudoInst<(outs GPR:$Rd), (ins GPR:$Rm), IIC_iMOVsi,
[(set GPR:$Rd, (ARMrrx GPR:$Rm))]>, UnaryDP,
- Requires<[IsARM]>;
+ Requires<[IsARM]>, Sched<[WriteALU]>;
// These aren't really mov instructions, but we have to define them this way
// due to flag operands.
let Defs = [CPSR] in {
def MOVsrl_flag : PseudoInst<(outs GPR:$dst), (ins GPR:$src), IIC_iMOVsi,
[(set GPR:$dst, (ARMsrl_flag GPR:$src))]>, UnaryDP,
- Requires<[IsARM]>;
+ Sched<[WriteALU]>, Requires<[IsARM]>;
def MOVsra_flag : PseudoInst<(outs GPR:$dst), (ins GPR:$src), IIC_iMOVsi,
[(set GPR:$dst, (ARMsra_flag GPR:$src))]>, UnaryDP,
- Requires<[IsARM]>;
+ Sched<[WriteALU]>, Requires<[IsARM]>;
}
//===----------------------------------------------------------------------===//
list<dag> pattern = [],
dag iops = (ins GPRnopc:$Rn, GPRnopc:$Rm),
string asm = "\t$Rd, $Rn, $Rm">
- : AI<(outs GPRnopc:$Rd), iops, DPFrm, IIC_iALUr, opc, asm, pattern> {
+ : AI<(outs GPRnopc:$Rd), iops, DPFrm, IIC_iALUr, opc, asm, pattern>,
+ Sched<[WriteALU, ReadALU, ReadALU]> {
bits<4> Rn;
bits<4> Rd;
bits<4> Rm;
// Saturating add/subtract
+let DecoderMethod = "DecodeQADDInstruction" in
def QADD : AAI<0b00010000, 0b00000101, "qadd",
[(set GPRnopc:$Rd, (int_arm_qadd GPRnopc:$Rm, GPRnopc:$Rn))],
(ins GPRnopc:$Rm, GPRnopc:$Rn), "\t$Rd, $Rm, $Rn">;
+
def QSUB : AAI<0b00010010, 0b00000101, "qsub",
[(set GPRnopc:$Rd, (int_arm_qsub GPRnopc:$Rm, GPRnopc:$Rn))],
(ins GPRnopc:$Rm, GPRnopc:$Rn), "\t$Rd, $Rm, $Rn">;
def USAD8 : AI<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm),
MulFrm /* for convenience */, NoItinerary, "usad8",
"\t$Rd, $Rn, $Rm", []>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALU, ReadALU, ReadALU]> {
bits<4> Rd;
bits<4> Rn;
bits<4> Rm;
def USADA8 : AI<(outs GPR:$Rd), (ins GPR:$Rn, GPR:$Rm, GPR:$Ra),
MulFrm /* for convenience */, NoItinerary, "usada8",
"\t$Rd, $Rn, $Rm, $Ra", []>,
- Requires<[IsARM, HasV6]> {
+ Requires<[IsARM, HasV6]>, Sched<[WriteALU, ReadALU, ReadALU]>{
bits<4> Rd;
bits<4> Rn;
bits<4> Rm;
def MVNr : AsI1<0b1111, (outs GPR:$Rd), (ins GPR:$Rm), DPFrm, IIC_iMVNr,
"mvn", "\t$Rd, $Rm",
- [(set GPR:$Rd, (not GPR:$Rm))]>, UnaryDP {
+ [(set GPR:$Rd, (not GPR:$Rm))]>, UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<4> Rm;
let Inst{25} = 0;
}
def MVNsi : AsI1<0b1111, (outs GPR:$Rd), (ins so_reg_imm:$shift),
DPSoRegImmFrm, IIC_iMVNsr, "mvn", "\t$Rd, $shift",
- [(set GPR:$Rd, (not so_reg_imm:$shift))]>, UnaryDP {
+ [(set GPR:$Rd, (not so_reg_imm:$shift))]>, UnaryDP,
+ Sched<[WriteALU]> {
bits<4> Rd;
bits<12> shift;
let Inst{25} = 0;
}
def MVNsr : AsI1<0b1111, (outs GPR:$Rd), (ins so_reg_reg:$shift),
DPSoRegRegFrm, IIC_iMVNsr, "mvn", "\t$Rd, $shift",
- [(set GPR:$Rd, (not so_reg_reg:$shift))]>, UnaryDP {
+ [(set GPR:$Rd, (not so_reg_reg:$shift))]>, UnaryDP,
+ Sched<[WriteALU]> {
bits<4> Rd;
bits<12> shift;
let Inst{25} = 0;
let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in
def MVNi : AsI1<0b1111, (outs GPR:$Rd), (ins so_imm:$imm), DPFrm,
IIC_iMVNi, "mvn", "\t$Rd, $imm",
- [(set GPR:$Rd, so_imm_not:$imm)]>,UnaryDP {
+ [(set GPR:$Rd, so_imm_not:$imm)]>,UnaryDP, Sched<[WriteALU]> {
bits<4> Rd;
bits<12> imm;
let Inst{25} = 1;
let Inst{3-0} = Rn;
}
-let Constraints = "$RLo = $RdLo,$RHi = $RdHi" in {
+let Constraints =
+ "@earlyclobber $RdLo,@earlyclobber $RdHi,$RLo = $RdLo,$RHi = $RdHi" in {
def SMLALv5 : ARMPseudoExpand<(outs GPR:$RdLo, GPR:$RdHi),
(ins GPR:$Rn, GPR:$Rm, GPR:$RLo, GPR:$RHi, pred:$p, cc_out:$s),
4, IIC_iMAC64, [],
Requires<[IsARM, NoV6]>;
}
-let Constraints = "@earlyclobber $RdLo,@earlyclobber $RdHi" in {
-def UMAALv5 : ARMPseudoExpand<(outs GPR:$RdLo, GPR:$RdHi),
- (ins GPR:$Rn, GPR:$Rm, pred:$p),
- 4, IIC_iMAC64, [],
- (UMAAL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p)>,
- Requires<[IsARM, NoV6]>;
-}
-
} // neverHasSideEffects
// Most significant word multiply
// Alternate cases for PKHTB where identities eliminate some nodes. Note that
// a shift amount of 0 is *not legal* here, it is PKHBT instead.
+// We also can not replace a srl (17..31) by an arithmetic shift we would use in
+// pkhtb src1, src2, asr (17..31).
+def : ARMV6Pat<(or (and GPRnopc:$src1, 0xFFFF0000),
+ (srl GPRnopc:$src2, imm16:$sh)),
+ (PKHTB GPRnopc:$src1, GPRnopc:$src2, imm16:$sh)>;
def : ARMV6Pat<(or (and GPRnopc:$src1, 0xFFFF0000),
- (srl GPRnopc:$src2, imm16_31:$sh)),
+ (sra GPRnopc:$src2, imm16_31:$sh)),
(PKHTB GPRnopc:$src1, GPRnopc:$src2, imm16_31:$sh)>;
def : ARMV6Pat<(or (and GPRnopc:$src1, 0xFFFF0000),
(and (srl GPRnopc:$src2, imm1_15:$sh), 0xFFFF)),
(PKHTB GPRnopc:$src1, GPRnopc:$src2, imm1_15:$sh)>;
+//===----------------------------------------------------------------------===//
+// CRC Instructions
+//
+// Polynomials:
+// + CRC32{B,H,W} 0x04C11DB7
+// + CRC32C{B,H,W} 0x1EDC6F41
+//
+
+class AI_crc32<bit C, bits<2> sz, string suffix, SDPatternOperator builtin>
+ : AInoP<(outs GPRnopc:$Rd), (ins GPRnopc:$Rn, GPRnopc:$Rm), MiscFrm, NoItinerary,
+ !strconcat("crc32", suffix), "\t$Rd, $Rn, $Rm",
+ [(set GPRnopc:$Rd, (builtin GPRnopc:$Rn, GPRnopc:$Rm))]>,
+ Requires<[IsARM, HasV8, HasCRC]> {
+ bits<4> Rd;
+ bits<4> Rn;
+ bits<4> Rm;
+
+ let Inst{31-28} = 0b1110;
+ let Inst{27-23} = 0b00010;
+ let Inst{22-21} = sz;
+ let Inst{20} = 0;
+ let Inst{19-16} = Rn;
+ let Inst{15-12} = Rd;
+ let Inst{11-10} = 0b00;
+ let Inst{9} = C;
+ let Inst{8} = 0;
+ let Inst{7-4} = 0b0100;
+ let Inst{3-0} = Rm;
+
+ let Unpredictable{11-8} = 0b1101;
+}
+
+def CRC32B : AI_crc32<0, 0b00, "b", int_arm_crc32b>;
+def CRC32CB : AI_crc32<1, 0b00, "cb", int_arm_crc32cb>;
+def CRC32H : AI_crc32<0, 0b01, "h", int_arm_crc32h>;
+def CRC32CH : AI_crc32<1, 0b01, "ch", int_arm_crc32ch>;
+def CRC32W : AI_crc32<0, 0b10, "w", int_arm_crc32w>;
+def CRC32CW : AI_crc32<1, 0b10, "cw", int_arm_crc32cw>;
+
//===----------------------------------------------------------------------===//
// Comparison Instructions...
//
let isCompare = 1, Defs = [CPSR] in {
def CMNri : AI1<0b1011, (outs), (ins GPR:$Rn, so_imm:$imm), DPFrm, IIC_iCMPi,
"cmn", "\t$Rn, $imm",
- [(ARMcmn GPR:$Rn, so_imm:$imm)]> {
+ [(ARMcmn GPR:$Rn, so_imm:$imm)]>,
+ Sched<[WriteCMP, ReadALU]> {
bits<4> Rn;
bits<12> imm;
let Inst{25} = 1;
def CMNzrr : AI1<0b1011, (outs), (ins GPR:$Rn, GPR:$Rm), DPFrm, IIC_iCMPr,
"cmn", "\t$Rn, $Rm",
[(BinOpFrag<(ARMcmpZ node:$LHS,(ineg node:$RHS))>
- GPR:$Rn, GPR:$Rm)]> {
+ GPR:$Rn, GPR:$Rm)]>, Sched<[WriteCMP, ReadALU, ReadALU]> {
bits<4> Rn;
bits<4> Rm;
let isCommutable = 1;
(ins GPR:$Rn, so_reg_imm:$shift), DPSoRegImmFrm, IIC_iCMPsr,
"cmn", "\t$Rn, $shift",
[(BinOpFrag<(ARMcmpZ node:$LHS,(ineg node:$RHS))>
- GPR:$Rn, so_reg_imm:$shift)]> {
+ GPR:$Rn, so_reg_imm:$shift)]>,
+ Sched<[WriteCMPsi, ReadALU]> {
bits<4> Rn;
bits<12> shift;
let Inst{25} = 0;
(ins GPRnopc:$Rn, so_reg_reg:$shift), DPSoRegRegFrm, IIC_iCMPsr,
"cmn", "\t$Rn, $shift",
[(BinOpFrag<(ARMcmpZ node:$LHS,(ineg node:$RHS))>
- GPRnopc:$Rn, so_reg_reg:$shift)]> {
+ GPRnopc:$Rn, so_reg_reg:$shift)]>,
+ Sched<[WriteCMPsr, ReadALU]> {
bits<4> Rn;
bits<12> shift;
let Inst{25} = 0;
def BCCi64 : PseudoInst<(outs),
(ins i32imm:$cc, GPR:$lhs1, GPR:$lhs2, GPR:$rhs1, GPR:$rhs2, brtarget:$dst),
IIC_Br,
- [(ARMBcci64 imm:$cc, GPR:$lhs1, GPR:$lhs2, GPR:$rhs1, GPR:$rhs2, bb:$dst)]>;
+ [(ARMBcci64 imm:$cc, GPR:$lhs1, GPR:$lhs2, GPR:$rhs1, GPR:$rhs2, bb:$dst)]>,
+ Sched<[WriteBr]>;
def BCCZi64 : PseudoInst<(outs),
(ins i32imm:$cc, GPR:$lhs1, GPR:$lhs2, brtarget:$dst), IIC_Br,
- [(ARMBcci64 imm:$cc, GPR:$lhs1, GPR:$lhs2, 0, 0, bb:$dst)]>;
+ [(ARMBcci64 imm:$cc, GPR:$lhs1, GPR:$lhs2, 0, 0, bb:$dst)]>,
+ Sched<[WriteBr]>;
} // usesCustomInserter
// Conditional moves
-// FIXME: should be able to write a pattern for ARMcmov, but can't use
-// a two-value operand where a dag node expects two operands. :(
let neverHasSideEffects = 1 in {
let isCommutable = 1, isSelect = 1 in
-def MOVCCr : ARMPseudoInst<(outs GPR:$Rd), (ins GPR:$false, GPR:$Rm, pred:$p),
+def MOVCCr : ARMPseudoInst<(outs GPR:$Rd),
+ (ins GPR:$false, GPR:$Rm, cmovpred:$p),
4, IIC_iCMOVr,
- [/*(set GPR:$Rd, (ARMcmov GPR:$false, GPR:$Rm, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $Rd">;
+ [(set GPR:$Rd, (ARMcmov GPR:$false, GPR:$Rm,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Sched<[WriteALU]>;
def MOVCCsi : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, so_reg_imm:$shift, pred:$p),
- 4, IIC_iCMOVsr,
- [/*(set GPR:$Rd, (ARMcmov GPR:$false, so_reg_imm:$shift,
- imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $Rd">;
+ (ins GPR:$false, so_reg_imm:$shift, cmovpred:$p),
+ 4, IIC_iCMOVsr,
+ [(set GPR:$Rd,
+ (ARMcmov GPR:$false, so_reg_imm:$shift,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Sched<[WriteALU]>;
def MOVCCsr : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, so_reg_reg:$shift, pred:$p),
+ (ins GPR:$false, so_reg_reg:$shift, cmovpred:$p),
4, IIC_iCMOVsr,
- [/*(set GPR:$Rd, (ARMcmov GPR:$false, so_reg_reg:$shift,
- imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $Rd">;
+ [(set GPR:$Rd, (ARMcmov GPR:$false, so_reg_reg:$shift,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Sched<[WriteALU]>;
let isMoveImm = 1 in
-def MOVCCi16 : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, imm0_65535_expr:$imm, pred:$p),
- 4, IIC_iMOVi,
- []>,
- RegConstraint<"$false = $Rd">, Requires<[IsARM, HasV6T2]>;
+def MOVCCi16
+ : ARMPseudoInst<(outs GPR:$Rd),
+ (ins GPR:$false, imm0_65535_expr:$imm, cmovpred:$p),
+ 4, IIC_iMOVi,
+ [(set GPR:$Rd, (ARMcmov GPR:$false, imm0_65535:$imm,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Requires<[IsARM, HasV6T2]>,
+ Sched<[WriteALU]>;
let isMoveImm = 1 in
def MOVCCi : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, so_imm:$imm, pred:$p),
+ (ins GPR:$false, so_imm:$imm, cmovpred:$p),
4, IIC_iCMOVi,
- [/*(set GPR:$Rd, (ARMcmov GPR:$false, so_imm:$imm, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $Rd">;
+ [(set GPR:$Rd, (ARMcmov GPR:$false, so_imm:$imm,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Sched<[WriteALU]>;
// Two instruction predicate mov immediate.
let isMoveImm = 1 in
-def MOVCCi32imm : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, i32imm:$src, pred:$p),
- 8, IIC_iCMOVix2, []>, RegConstraint<"$false = $Rd">;
+def MOVCCi32imm
+ : ARMPseudoInst<(outs GPR:$Rd),
+ (ins GPR:$false, i32imm:$src, cmovpred:$p),
+ 8, IIC_iCMOVix2,
+ [(set GPR:$Rd, (ARMcmov GPR:$false, imm:$src,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Requires<[IsARM, HasV6T2]>;
let isMoveImm = 1 in
def MVNCCi : ARMPseudoInst<(outs GPR:$Rd),
- (ins GPR:$false, so_imm:$imm, pred:$p),
+ (ins GPR:$false, so_imm:$imm, cmovpred:$p),
4, IIC_iCMOVi,
- [/*(set GPR:$Rd, (ARMcmov GPR:$false, so_imm_not:$imm, imm:$cc, CCR:$ccr))*/]>,
- RegConstraint<"$false = $Rd">;
+ [(set GPR:$Rd, (ARMcmov GPR:$false, so_imm_not:$imm,
+ cmovpred:$p))]>,
+ RegConstraint<"$false = $Rd">, Sched<[WriteALU]>;
} // neverHasSideEffects
let DecoderMethod = "DecodeMemBarrierOption";
}
+def InstSyncBarrierOptOperand : AsmOperandClass {
+ let Name = "InstSyncBarrierOpt";
+ let ParserMethod = "parseInstSyncBarrierOptOperand";
+}
+def instsyncb_opt : Operand<i32> {
+ let PrintMethod = "printInstSyncBOption";
+ let ParserMatchClass = InstSyncBarrierOptOperand;
+ let DecoderMethod = "DecodeInstSyncBarrierOption";
+}
+
// memory barriers protect the atomic sequences
let hasSideEffects = 1 in {
def DMB : AInoP<(outs), (ins memb_opt:$opt), MiscFrm, NoItinerary,
- "dmb", "\t$opt", [(ARMMemBarrier (i32 imm:$opt))]>,
+ "dmb", "\t$opt", [(int_arm_dmb (i32 imm0_15:$opt))]>,
Requires<[IsARM, HasDB]> {
bits<4> opt;
let Inst{31-4} = 0xf57ff05;
}
def DSB : AInoP<(outs), (ins memb_opt:$opt), MiscFrm, NoItinerary,
- "dsb", "\t$opt", []>,
+ "dsb", "\t$opt", [(int_arm_dsb (i32 imm0_15:$opt))]>,
Requires<[IsARM, HasDB]> {
bits<4> opt;
let Inst{31-4} = 0xf57ff04;
}
// ISB has only full system option
-def ISB : AInoP<(outs), (ins memb_opt:$opt), MiscFrm, NoItinerary,
+def ISB : AInoP<(outs), (ins instsyncb_opt:$opt), MiscFrm, NoItinerary,
"isb", "\t$opt", []>,
Requires<[IsARM, HasDB]> {
bits<4> opt;
let Inst{3-0} = opt;
}
+let usesCustomInserter = 1, Defs = [CPSR] in {
+
// Pseudo instruction that combines movs + predicated rsbmi
// to implement integer ABS
-let usesCustomInserter = 1, Defs = [CPSR] in
-def ABS : ARMPseudoInst<(outs GPR:$dst), (ins GPR:$src), 8, NoItinerary, []>;
+ def ABS : ARMPseudoInst<(outs GPR:$dst), (ins GPR:$src), 8, NoItinerary, []>;
-let usesCustomInserter = 1 in {
- let Defs = [CPSR] in {
+// Atomic pseudo-insts which will be lowered to ldrex/strex loops.
+// (64-bit pseudos use a hand-written selection code).
+ let mayLoad = 1, mayStore = 1 in {
def ATOMIC_LOAD_ADD_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_add_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_SUB_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_sub_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_AND_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_and_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_OR_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_or_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_XOR_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_xor_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_NAND_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_nand_8 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MIN_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_min_8 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MAX_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_max_8 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMIN_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umin_8 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMAX_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umax_8 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_SWAP_I8 : PseudoInst<
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_CMP_SWAP_I8 : PseudoInst<
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$old, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_ADD_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_add_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_SUB_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_sub_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_AND_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_and_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_OR_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_or_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_XOR_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_xor_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_NAND_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_nand_16 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MIN_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_min_16 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MAX_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_max_16 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMIN_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umin_16 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMAX_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umax_16 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_SWAP_I16 : PseudoInst<
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_CMP_SWAP_I16 : PseudoInst<
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$old, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_ADD_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_add_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_SUB_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_sub_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_AND_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_and_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_OR_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_or_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_XOR_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_xor_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_NAND_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$incr), NoItinerary,
- [(set GPR:$dst, (atomic_load_nand_32 GPR:$ptr, GPR:$incr))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$incr, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MIN_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_min_32 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_MAX_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_max_32 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMIN_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umin_32 GPR:$ptr, GPR:$val))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_LOAD_UMAX_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$val), NoItinerary,
- [(set GPR:$dst, (atomic_load_umax_32 GPR:$ptr, GPR:$val))]>;
-
- def ATOMIC_SWAP_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_swap_8 GPR:$ptr, GPR:$new))]>;
- def ATOMIC_SWAP_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_swap_16 GPR:$ptr, GPR:$new))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$val, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_SWAP_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_swap_32 GPR:$ptr, GPR:$new))]>;
-
- def ATOMIC_CMP_SWAP_I8 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_cmp_swap_8 GPR:$ptr, GPR:$old, GPR:$new))]>;
- def ATOMIC_CMP_SWAP_I16 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_cmp_swap_16 GPR:$ptr, GPR:$old, GPR:$new))]>;
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
def ATOMIC_CMP_SWAP_I32 : PseudoInst<
- (outs GPR:$dst), (ins GPR:$ptr, GPR:$old, GPR:$new), NoItinerary,
- [(set GPR:$dst, (atomic_cmp_swap_32 GPR:$ptr, GPR:$old, GPR:$new))]>;
-}
+ (outs GPR:$dst),
+ (ins GPR:$ptr, GPR:$old, GPR:$new, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_ADD_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_SUB_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_AND_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_OR_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_XOR_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_NAND_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_MIN_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_MAX_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_UMIN_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_LOAD_UMAX_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_SWAP_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
+ def ATOMIC_CMP_SWAP_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$cmp1, GPR:$cmp2,
+ GPR:$set1, GPR:$set2, i32imm:$ordering),
+ NoItinerary, []>;
+ }
+ let mayLoad = 1 in
+ def ATOMIC_LOAD_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, i32imm:$ordering),
+ NoItinerary, []>;
+ let mayStore = 1 in
+ def ATOMIC_STORE_I64 : PseudoInst<
+ (outs GPR:$dst1, GPR:$dst2),
+ (ins GPR:$addr, GPR:$src1, GPR:$src2, i32imm:$ordering),
+ NoItinerary, []>;
}
let usesCustomInserter = 1 in {
[(ARMcopystructbyval GPR:$dst, GPR:$src, imm:$size, imm:$alignment)]>;
}
+def ldrex_1 : PatFrag<(ops node:$ptr), (int_arm_ldrex node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i8;
+}]>;
+
+def ldrex_2 : PatFrag<(ops node:$ptr), (int_arm_ldrex node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
+}]>;
+
+def ldrex_4 : PatFrag<(ops node:$ptr), (int_arm_ldrex node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
+}]>;
+
+def strex_1 : PatFrag<(ops node:$val, node:$ptr),
+ (int_arm_strex node:$val, node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i8;
+}]>;
+
+def strex_2 : PatFrag<(ops node:$val, node:$ptr),
+ (int_arm_strex node:$val, node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i16;
+}]>;
+
+def strex_4 : PatFrag<(ops node:$val, node:$ptr),
+ (int_arm_strex node:$val, node:$ptr), [{
+ return cast<MemIntrinsicSDNode>(N)->getMemoryVT() == MVT::i32;
+}]>;
+
let mayLoad = 1 in {
def LDREXB : AIldrex<0b10, (outs GPR:$Rt), (ins addr_offset_none:$addr),
- NoItinerary,
- "ldrexb", "\t$Rt, $addr", []>;
+ NoItinerary, "ldrexb", "\t$Rt, $addr",
+ [(set GPR:$Rt, (ldrex_1 addr_offset_none:$addr))]>;
def LDREXH : AIldrex<0b11, (outs GPR:$Rt), (ins addr_offset_none:$addr),
- NoItinerary, "ldrexh", "\t$Rt, $addr", []>;
+ NoItinerary, "ldrexh", "\t$Rt, $addr",
+ [(set GPR:$Rt, (ldrex_2 addr_offset_none:$addr))]>;
def LDREX : AIldrex<0b00, (outs GPR:$Rt), (ins addr_offset_none:$addr),
- NoItinerary, "ldrex", "\t$Rt, $addr", []>;
+ NoItinerary, "ldrex", "\t$Rt, $addr",
+ [(set GPR:$Rt, (ldrex_4 addr_offset_none:$addr))]>;
let hasExtraDefRegAllocReq = 1 in
-def LDREXD: AIldrex<0b01, (outs GPRPairOp:$Rt),(ins addr_offset_none:$addr),
+def LDREXD : AIldrex<0b01, (outs GPRPairOp:$Rt),(ins addr_offset_none:$addr),
NoItinerary, "ldrexd", "\t$Rt, $addr", []> {
let DecoderMethod = "DecodeDoubleRegLoad";
}
+
+def LDAEXB : AIldaex<0b10, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "ldaexb", "\t$Rt, $addr", []>;
+def LDAEXH : AIldaex<0b11, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "ldaexh", "\t$Rt, $addr", []>;
+def LDAEX : AIldaex<0b00, (outs GPR:$Rt), (ins addr_offset_none:$addr),
+ NoItinerary, "ldaex", "\t$Rt, $addr", []>;
+let hasExtraDefRegAllocReq = 1 in
+def LDAEXD : AIldaex<0b01, (outs GPRPairOp:$Rt),(ins addr_offset_none:$addr),
+ NoItinerary, "ldaexd", "\t$Rt, $addr", []> {
+ let DecoderMethod = "DecodeDoubleRegLoad";
+}
}
let mayStore = 1, Constraints = "@earlyclobber $Rd" in {
def STREXB: AIstrex<0b10, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
- NoItinerary, "strexb", "\t$Rd, $Rt, $addr", []>;
+ NoItinerary, "strexb", "\t$Rd, $Rt, $addr",
+ [(set GPR:$Rd, (strex_1 GPR:$Rt, addr_offset_none:$addr))]>;
def STREXH: AIstrex<0b11, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
- NoItinerary, "strexh", "\t$Rd, $Rt, $addr", []>;
+ NoItinerary, "strexh", "\t$Rd, $Rt, $addr",
+ [(set GPR:$Rd, (strex_2 GPR:$Rt, addr_offset_none:$addr))]>;
def STREX : AIstrex<0b00, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
- NoItinerary, "strex", "\t$Rd, $Rt, $addr", []>;
+ NoItinerary, "strex", "\t$Rd, $Rt, $addr",
+ [(set GPR:$Rd, (strex_4 GPR:$Rt, addr_offset_none:$addr))]>;
let hasExtraSrcRegAllocReq = 1 in
def STREXD : AIstrex<0b01, (outs GPR:$Rd),
(ins GPRPairOp:$Rt, addr_offset_none:$addr),
NoItinerary, "strexd", "\t$Rd, $Rt, $addr", []> {
let DecoderMethod = "DecodeDoubleRegStore";
}
+def STLEXB: AIstlex<0b10, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlexb", "\t$Rd, $Rt, $addr",
+ []>;
+def STLEXH: AIstlex<0b11, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlexh", "\t$Rd, $Rt, $addr",
+ []>;
+def STLEX : AIstlex<0b00, (outs GPR:$Rd), (ins GPR:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlex", "\t$Rd, $Rt, $addr",
+ []>;
+let hasExtraSrcRegAllocReq = 1 in
+def STLEXD : AIstlex<0b01, (outs GPR:$Rd),
+ (ins GPRPairOp:$Rt, addr_offset_none:$addr),
+ NoItinerary, "stlexd", "\t$Rd, $Rt, $addr", []> {
+ let DecoderMethod = "DecodeDoubleRegStore";
+}
}
-
-def CLREX : AXI<(outs), (ins), MiscFrm, NoItinerary, "clrex", []>,
+def CLREX : AXI<(outs), (ins), MiscFrm, NoItinerary, "clrex",
+ [(int_arm_clrex)]>,
Requires<[IsARM, HasV7]> {
let Inst{31-0} = 0b11110101011111111111000000011111;
}
+def : ARMPat<(and (ldrex_1 addr_offset_none:$addr), 0xff),
+ (LDREXB addr_offset_none:$addr)>;
+def : ARMPat<(and (ldrex_2 addr_offset_none:$addr), 0xffff),
+ (LDREXH addr_offset_none:$addr)>;
+def : ARMPat<(strex_1 (and GPR:$Rt, 0xff), addr_offset_none:$addr),
+ (STREXB GPR:$Rt, addr_offset_none:$addr)>;
+def : ARMPat<(strex_2 (and GPR:$Rt, 0xffff), addr_offset_none:$addr),
+ (STREXH GPR:$Rt, addr_offset_none:$addr)>;
+
+class acquiring_load<PatFrag base>
+ : PatFrag<(ops node:$ptr), (base node:$ptr), [{
+ AtomicOrdering Ordering = cast<AtomicSDNode>(N)->getOrdering();
+ return Ordering == Acquire || Ordering == SequentiallyConsistent;
+}]>;
+
+def atomic_load_acquire_8 : acquiring_load<atomic_load_8>;
+def atomic_load_acquire_16 : acquiring_load<atomic_load_16>;
+def atomic_load_acquire_32 : acquiring_load<atomic_load_32>;
+
+class releasing_store<PatFrag base>
+ : PatFrag<(ops node:$ptr, node:$val), (base node:$ptr, node:$val), [{
+ AtomicOrdering Ordering = cast<AtomicSDNode>(N)->getOrdering();
+ return Ordering == Release || Ordering == SequentiallyConsistent;
+}]>;
+
+def atomic_store_release_8 : releasing_store<atomic_store_8>;
+def atomic_store_release_16 : releasing_store<atomic_store_16>;
+def atomic_store_release_32 : releasing_store<atomic_store_32>;
+
+let AddedComplexity = 8 in {
+ def : ARMPat<(atomic_load_acquire_8 addr_offset_none:$addr), (LDAB addr_offset_none:$addr)>;
+ def : ARMPat<(atomic_load_acquire_16 addr_offset_none:$addr), (LDAH addr_offset_none:$addr)>;
+ def : ARMPat<(atomic_load_acquire_32 addr_offset_none:$addr), (LDA addr_offset_none:$addr)>;
+ def : ARMPat<(atomic_store_release_8 addr_offset_none:$addr, GPR:$val), (STLB GPR:$val, addr_offset_none:$addr)>;
+ def : ARMPat<(atomic_store_release_16 addr_offset_none:$addr, GPR:$val), (STLH GPR:$val, addr_offset_none:$addr)>;
+ def : ARMPat<(atomic_store_release_32 addr_offset_none:$addr, GPR:$val), (STL GPR:$val, addr_offset_none:$addr)>;
+}
+
// SWP/SWPB are deprecated in V6/V7.
let mayLoad = 1, mayStore = 1 in {
def SWP : AIswp<0, (outs GPRnopc:$Rt),
- (ins GPRnopc:$Rt2, addr_offset_none:$addr), "swp", []>;
+ (ins GPRnopc:$Rt2, addr_offset_none:$addr), "swp", []>,
+ Requires<[PreV8]>;
def SWPB: AIswp<1, (outs GPRnopc:$Rt),
- (ins GPRnopc:$Rt2, addr_offset_none:$addr), "swpb", []>;
+ (ins GPRnopc:$Rt2, addr_offset_none:$addr), "swpb", []>,
+ Requires<[PreV8]>;
}
//===----------------------------------------------------------------------===//
c_imm:$CRd, c_imm:$CRn, c_imm:$CRm, imm0_7:$opc2),
NoItinerary, "cdp", "\t$cop, $opc1, $CRd, $CRn, $CRm, $opc2",
[(int_arm_cdp imm:$cop, imm:$opc1, imm:$CRd, imm:$CRn,
- imm:$CRm, imm:$opc2)]> {
+ imm:$CRm, imm:$opc2)]>,
+ Requires<[PreV8]> {
bits<4> opc1;
bits<4> CRn;
bits<4> CRd;
let Inst{23-20} = opc1;
}
-def CDP2 : ABXI<0b1110, (outs), (ins pf_imm:$cop, imm0_15:$opc1,
+def CDP2 : ABXI<0b1110, (outs), (ins p_imm:$cop, imm0_15:$opc1,
c_imm:$CRd, c_imm:$CRn, c_imm:$CRm, imm0_7:$opc2),
NoItinerary, "cdp2\t$cop, $opc1, $CRd, $CRn, $CRm, $opc2",
[(int_arm_cdp2 imm:$cop, imm:$opc1, imm:$CRd, imm:$CRn,
- imm:$CRm, imm:$opc2)]> {
+ imm:$CRm, imm:$opc2)]>,
+ Requires<[PreV8]> {
let Inst{31-28} = 0b1111;
bits<4> opc1;
bits<4> CRn;
let Inst{7-0} = addr{7-0};
let DecoderMethod = "DecodeCopMemInstruction";
}
- def _PRE : ACI<(outs), (ins p_imm:$cop, c_imm:$CRd, addrmode5:$addr),
+ def _PRE : ACI<(outs), (ins p_imm:$cop, c_imm:$CRd, addrmode5_pre:$addr),
asm, "\t$cop, $CRd, $addr!", IndexModePre> {
bits<13> addr;
bits<4> cop;
let Inst{7-0} = addr{7-0};
let DecoderMethod = "DecodeCopMemInstruction";
}
- def _PRE : ACInoP<(outs), (ins p_imm:$cop, c_imm:$CRd, addrmode5:$addr),
+ def _PRE : ACInoP<(outs), (ins p_imm:$cop, c_imm:$CRd, addrmode5_pre:$addr),
asm, "\t$cop, $CRd, $addr!", IndexModePre> {
bits<13> addr;
bits<4> cop;
defm LDCL : LdStCop <1, 1, "ldcl">;
defm STC : LdStCop <0, 0, "stc">;
defm STCL : LdStCop <0, 1, "stcl">;
-defm LDC2 : LdSt2Cop<1, 0, "ldc2">;
-defm LDC2L : LdSt2Cop<1, 1, "ldc2l">;
-defm STC2 : LdSt2Cop<0, 0, "stc2">;
-defm STC2L : LdSt2Cop<0, 1, "stc2l">;
+defm LDC2 : LdSt2Cop<1, 0, "ldc2">, Requires<[PreV8]>;
+defm LDC2L : LdSt2Cop<1, 1, "ldc2l">, Requires<[PreV8]>;
+defm STC2 : LdSt2Cop<0, 0, "stc2">, Requires<[PreV8]>;
+defm STC2L : LdSt2Cop<0, 1, "stc2l">, Requires<[PreV8]>;
//===----------------------------------------------------------------------===//
// Move between coprocessor and ARM core register.
(ins p_imm:$cop, imm0_7:$opc1, GPR:$Rt, c_imm:$CRn,
c_imm:$CRm, imm0_7:$opc2),
[(int_arm_mcr imm:$cop, imm:$opc1, GPR:$Rt, imm:$CRn,
- imm:$CRm, imm:$opc2)]>;
+ imm:$CRm, imm:$opc2)]>,
+ ComplexDeprecationPredicate<"MCR">;
def : ARMInstAlias<"mcr${p} $cop, $opc1, $Rt, $CRn, $CRm",
(MCR p_imm:$cop, imm0_7:$opc1, GPR:$Rt, c_imm:$CRn,
c_imm:$CRm, 0, pred:$p)>;
def MRC : MovRCopro<"mrc", 1 /* from coprocessor to ARM core register */,
- (outs GPR:$Rt),
+ (outs GPRwithAPSR:$Rt),
(ins p_imm:$cop, imm0_7:$opc1, c_imm:$CRn, c_imm:$CRm,
imm0_7:$opc2), []>;
def : ARMInstAlias<"mrc${p} $cop, $opc1, $Rt, $CRn, $CRm",
- (MRC GPR:$Rt, p_imm:$cop, imm0_7:$opc1, c_imm:$CRn,
+ (MRC GPRwithAPSR:$Rt, p_imm:$cop, imm0_7:$opc1, c_imm:$CRn,
c_imm:$CRm, 0, pred:$p)>;
def : ARMPat<(int_arm_mrc imm:$cop, imm:$opc1, imm:$CRn, imm:$CRm, imm:$opc2),
list<dag> pattern>
: ABXI<0b1110, oops, iops, NoItinerary,
!strconcat(opc, "\t$cop, $opc1, $Rt, $CRn, $CRm, $opc2"), pattern> {
- let Inst{31-28} = 0b1111;
+ let Inst{31-24} = 0b11111110;
let Inst{20} = direction;
let Inst{4} = 1;
(ins p_imm:$cop, imm0_7:$opc1, GPR:$Rt, c_imm:$CRn,
c_imm:$CRm, imm0_7:$opc2),
[(int_arm_mcr2 imm:$cop, imm:$opc1, GPR:$Rt, imm:$CRn,
- imm:$CRm, imm:$opc2)]>;
+ imm:$CRm, imm:$opc2)]>,
+ Requires<[PreV8]>;
def : ARMInstAlias<"mcr2$ $cop, $opc1, $Rt, $CRn, $CRm",
(MCR2 p_imm:$cop, imm0_7:$opc1, GPR:$Rt, c_imm:$CRn,
c_imm:$CRm, 0)>;
def MRC2 : MovRCopro2<"mrc2", 1 /* from coprocessor to ARM core register */,
- (outs GPR:$Rt),
+ (outs GPRwithAPSR:$Rt),
(ins p_imm:$cop, imm0_7:$opc1, c_imm:$CRn, c_imm:$CRm,
- imm0_7:$opc2), []>;
+ imm0_7:$opc2), []>,
+ Requires<[PreV8]>;
def : ARMInstAlias<"mrc2$ $cop, $opc1, $Rt, $CRn, $CRm",
- (MRC2 GPR:$Rt, p_imm:$cop, imm0_7:$opc1, c_imm:$CRn,
+ (MRC2 GPRwithAPSR:$Rt, p_imm:$cop, imm0_7:$opc1, c_imm:$CRn,
c_imm:$CRm, 0)>;
def : ARMV5TPat<(int_arm_mrc2 imm:$cop, imm:$opc1, imm:$CRn,
class MovRRCopro2<string opc, bit direction, list<dag> pattern = []>
: ABXI<0b1100, (outs), (ins p_imm:$cop, imm0_15:$opc1,
GPRnopc:$Rt, GPRnopc:$Rt2, c_imm:$CRm), NoItinerary,
- !strconcat(opc, "\t$cop, $opc1, $Rt, $Rt2, $CRm"), pattern> {
+ !strconcat(opc, "\t$cop, $opc1, $Rt, $Rt2, $CRm"), pattern>,
+ Requires<[PreV8]> {
let Inst{31-28} = 0b1111;
let Inst{23-21} = 0b010;
let Inst{20} = direction;
let isCall = 1,
Defs = [R0, R12, LR, CPSR], Uses = [SP] in {
def TPsoft : PseudoInst<(outs), (ins), IIC_Br,
- [(set R0, ARMthread_pointer)]>;
+ [(set R0, ARMthread_pointer)]>, Sched<[WriteBr]>;
}
//===----------------------------------------------------------------------===//
def MOVPCRX : ARMPseudoExpand<(outs), (ins GPR:$dst),
4, IIC_Br, [(brind GPR:$dst)],
(MOVr PC, GPR:$dst, (ops 14, zero_reg), zero_reg)>,
- Requires<[IsARM, NoV4T]>;
+ Requires<[IsARM, NoV4T]>, Sched<[WriteBr]>;
// Large immediate handling.
[(set GPR:$dst, (arm_i32imm:$src))]>,
Requires<[IsARM]>;
+def LDRLIT_ga_abs : PseudoInst<(outs GPR:$dst), (ins i32imm:$src), IIC_iLoad_i,
+ [(set GPR:$dst, (ARMWrapper tglobaladdr:$src))]>,
+ Requires<[IsARM, DontUseMovt]>;
+
// Pseudo instruction that combines movw + movt + add pc (if PIC).
// It also makes it possible to rematerialize the instructions.
// FIXME: Remove this when we can do generalized remat and when machine licm
[(set GPR:$dst, (ARMWrapperPIC tglobaladdr:$addr))]>,
Requires<[IsARM, UseMovt]>;
-def MOV_ga_dyn : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
- IIC_iMOVix2,
- [(set GPR:$dst, (ARMWrapperDYN tglobaladdr:$addr))]>,
- Requires<[IsARM, UseMovt]>;
+def LDRLIT_ga_pcrel : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
+ IIC_iLoadiALU,
+ [(set GPR:$dst,
+ (ARMWrapperPIC tglobaladdr:$addr))]>,
+ Requires<[IsARM, DontUseMovt]>;
+
+def LDRLIT_ga_pcrel_ldr : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
+ NoItinerary,
+ [(set GPR:$dst,
+ (load (ARMWrapperPIC tglobaladdr:$addr)))]>,
+ Requires<[IsARM, DontUseMovt]>;
let AddedComplexity = 10 in
def MOV_ga_pcrel_ldr : PseudoInst<(outs GPR:$dst), (ins i32imm:$addr),
} // isReMaterializable
// ConstantPool, GlobalAddress, and JumpTable
-def : ARMPat<(ARMWrapper tglobaladdr :$dst), (LEApcrel tglobaladdr :$dst)>,
- Requires<[IsARM, DontUseMovt]>;
def : ARMPat<(ARMWrapper tconstpool :$dst), (LEApcrel tconstpool :$dst)>;
def : ARMPat<(ARMWrapper tglobaladdr :$dst), (MOVi32imm tglobaladdr :$dst)>,
Requires<[IsARM, UseMovt]>;
def : MnemonicAlias<"rfe", "rfeia">;
// SRS aliases
-def : MnemonicAlias<"srsfa", "srsda">;
-def : MnemonicAlias<"srsea", "srsdb">;
-def : MnemonicAlias<"srsfd", "srsia">;
-def : MnemonicAlias<"srsed", "srsib">;
+def : MnemonicAlias<"srsfa", "srsib">;
+def : MnemonicAlias<"srsea", "srsia">;
+def : MnemonicAlias<"srsfd", "srsdb">;
+def : MnemonicAlias<"srsed", "srsda">;
def : MnemonicAlias<"srs", "srsia">;
// QSAX == QSUBADDX
cc_out:$s)>;
}
def RRXi : ARMAsmPseudo<"rrx${s}${p} $Rd, $Rm",
- (ins GPRnopc:$Rd, GPRnopc:$Rm, pred:$p, cc_out:$s)>;
+ (ins GPR:$Rd, GPR:$Rm, pred:$p, cc_out:$s)>;
let TwoOperandAliasConstraint = "$Rn = $Rd" in {
def ASRr : ARMAsmPseudo<"asr${s}${p} $Rd, $Rn, $Rm",
(ins GPRnopc:$Rd, GPRnopc:$Rn, GPRnopc:$Rm, pred:$p,
def : InstAlias<"nop${p}", (MOVr R0, R0, pred:$p, zero_reg)>,
Requires<[IsARM, NoV6]>;
-// UMULL/SMULL are available on all arches, but the instruction definitions
-// need difference constraints pre-v6. Use these aliases for the assembly
-// parsing on pre-v6.
+// MUL/UMLAL/SMLAL/UMULL/SMULL are available on all arches, but
+// the instruction definitions need difference constraints pre-v6.
+// Use these aliases for the assembly parsing on pre-v6.
+def : InstAlias<"mul${s}${p} $Rd, $Rn, $Rm",
+ (MUL GPRnopc:$Rd, GPRnopc:$Rn, GPRnopc:$Rm, pred:$p, cc_out:$s)>,
+ Requires<[IsARM, NoV6]>;
+def : InstAlias<"smlal${s}${p} $RdLo, $RdHi, $Rn, $Rm",
+ (SMLAL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>,
+ Requires<[IsARM, NoV6]>;
+def : InstAlias<"umlal${s}${p} $RdLo, $RdHi, $Rn, $Rm",
+ (UMLAL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>,
+ Requires<[IsARM, NoV6]>;
def : InstAlias<"smull${s}${p} $RdLo, $RdHi, $Rn, $Rm",
(SMULL GPR:$RdLo, GPR:$RdHi, GPR:$Rn, GPR:$Rm, pred:$p, cc_out:$s)>,
Requires<[IsARM, NoV6]>;
// 'it' blocks in ARM mode just validate the predicates. The IT itself
// is discarded.
-def ITasm : ARMAsmPseudo<"it$mask $cc", (ins it_pred:$cc, it_mask:$mask)>;
+def ITasm : ARMAsmPseudo<"it$mask $cc", (ins it_pred:$cc, it_mask:$mask)>,
+ ComplexDeprecationPredicate<"IT">;